diff --git a/README.md b/README.md
index df7f605..5322ef4 100644
--- a/README.md
+++ b/README.md
@@ -133,8 +133,8 @@ configuration is rather limited.
         # NXDOMAIN so secondary DNS is used
         'no_nxdomain': True,
 
-        # Makes successful requests authoritive
-        'authoritive': True,
+        # Makes successful requests authoritative
+        'authoritative': True,
     }
 
 Contributing